Convert one or more WEBM files to MP4 using an interactive, fast, and free video converter tool.
drop your WEBM files here
Converted Files
Disclaimer:Please be aware that due to limited server storage, converted files will be automatically purged over time for optimal server performance.
Conversion Settings
1000k
Controls the output video bitrate. Higher bitrate improves quality but increases file size. 1000 kbps is a balanced default.
Controls the output video bitrate. Higher bitrate improves quality but increases file size. 1000 kbps is a balanced default.
30
Sets the output video frame rate. Higher frame rates make motion smoother, but increase file size.
Sets the output video frame rate. Higher frame rates make motion smoother, but increase file size.
1280x720
Sets the output video resolution. 720p is suitable for most uses. Higher resolutions require more processing and storage.
Sets the output video resolution. 720p is suitable for most uses. Higher resolutions require more processing and storage.
16:9
Defines the display aspect ratio. 16:9 is the modern widescreen standard, while 4:3 is used for older or square videos.
Defines the display aspect ratio. 16:9 is the modern widescreen standard, while 4:3 is used for older or square videos.
libx264
Selects the codec used to encode the video stream. 'copy' skips re-encoding and is much faster, but may not be compatible with all players.
Selects the codec used to encode the video stream. 'copy' skips re-encoding and is much faster, but may not be compatible with all players.
1
Choose between fast 1-pass or higher-quality 2-pass encoding. 2-pass improves compression efficiency but takes longer.
Choose between fast 1-pass or higher-quality 2-pass encoding. 2-pass improves compression efficiency but takes longer.
128k
Sets the output audio bitrate for the MP4 file. A higher value improves audio quality.
Sets the output audio bitrate for the MP4 file. A higher value improves audio quality.
How to use this WEBM to MP4 Converter?
Choose Files: Click 👆 on the Choose Files button and choose input WEBM files, or you may drag and drop WEBM files to the drop area. You may choose one or more video files. The chosen files are displayed with size information in the same drop area.
Conversion Settings: You may change the conversion parameters like quality 🎛, background color, etc., using the sliders, or color input buttons.
Conversion: Now you can click on the Convert button. This is where the ⛄ magic happens. Your WEBM files are sent to the server for conversion. This all happens in a lightening speed ⚡.
Output: Once the WEBMs are converted ✅ to MP4s, they appear in the download section.
Download Files: You may click 👆 on the big Download button to download ↓ all your converted MP4s, or you may download individual MP4 by clicking on the respective download button.
Options: There is also a link 🔗 which you can Copy and share it using which you can download the converted MP4 files.
{
"convert": "webm-mp4",
"multiple": true,
"from": "webm",
"to": "mp4",
"controls": [
{
"type": "dropdown",
"name": "video_bitrate",
"label": "Video Bitrate",
"options": [
{
"label": "500 kbps (Low)",
"value": "500k"
},
{
"label": "1000 kbps (Standard)",
"value": "1000k"
},
{
"label": "2000 kbps",
"value": "2000k"
},
{
"label": "4000 kbps (High)",
"value": "4000k"
}
],
"defaultValue": "1000k",
"desc": "Controls the output video bitrate. Higher bitrate improves quality but increases file size. 1000 kbps is a balanced default."
},
{
"type": "dropdown",
"name": "frame_rate",
"label": "Frame Rate (FPS)",
"options": [
{
"label": "24 FPS (Cinema)",
"value": 24
},
{
"label": "30 FPS (Standard)",
"value": 30
},
{
"label": "60 FPS (Smooth)",
"value": 60
}
],
"defaultValue": 30,
"desc": "Sets the output video frame rate. Higher frame rates make motion smoother, but increase file size."
},
{
"type": "dropdown",
"name": "resolution",
"label": "Video Resolution",
"options": [
{
"label": "480p (854x480)",
"value": "854x480"
},
{
"label": "720p (1280x720)",
"value": "1280x720"
},
{
"label": "1080p (1920x1080)",
"value": "1920x1080"
}
],
"defaultValue": "1280x720",
"desc": "Sets the output video resolution. 720p is suitable for most uses. Higher resolutions require more processing and storage."
},
{
"type": "dropdown",
"name": "aspect_ratio",
"label": "Aspect Ratio",
"options": [
{
"label": "16:9 (Widescreen)",
"value": "16:9"
},
{
"label": "4:3 (Classic)",
"value": "4:3"
}
],
"defaultValue": "16:9",
"desc": "Defines the display aspect ratio. 16:9 is the modern widescreen standard, while 4:3 is used for older or square videos."
},
{
"type": "dropdown",
"name": "video_codec",
"label": "Video Codec",
"options": [
{
"label": "H.264 (libx264)",
"value": "libx264"
},
{
"label": "H.265 (libx265)",
"value": "libx265"
},
{
"label": "Copy (no re-encoding)",
"value": "copy"
}
],
"defaultValue": "libx264",
"desc": "Selects the codec used to encode the video stream. 'copy' skips re-encoding and is much faster, but may not be compatible with all players."
},
{
"type": "dropdown",
"name": "pass",
"label": "Encoding Pass",
"options": [
{
"label": "1-Pass (Fast)",
"value": 1
},
{
"label": "2-Pass (Better Quality)",
"value": 2
}
],
"defaultValue": 1,
"desc": "Choose between fast 1-pass or higher-quality 2-pass encoding. 2-pass improves compression efficiency but takes longer."
},
{
"type": "dropdown",
"name": "audio_bitrate",
"label": "Audio Bitrate",
"options": [
{
"label": "64 kbps",
"value": "64k"
},
{
"label": "128 kbps",
"value": "128k"
},
{
"label": "192 kbps",
"value": "192k"
},
{
"label": "256 kbps",
"value": "256k"
}
],
"defaultValue": "128k",
"desc": "Sets the output audio bitrate for the MP4 file. A higher value improves audio quality."
}
],
"type": "video"
}
ConvertOnline